include $(CLANG_LEVEL)/../../Makefile.config
-DIRS := driver libclang c-index-test arcmt-test c-arcmt-test diagtool \
- clang-check clang-format
+DIRS := libclang c-index-test arcmt-test c-arcmt-test
+PARALLEL_DIRS := driver diagtool clang-check clang-format
# Recurse into the extra repository of tools if present.
-OPTIONAL_DIRS := extra
+OPTIONAL_PARALLEL_DIRS := extra
ifeq ($(BUILD_CLANG_ONLY),YES)
- DIRS := driver libclang c-index-test
+ PARALLEL_DIRS := driver libclang c-index-test
OPTIONAL_DIRS :=
endif